This program is a simple filter that reads the output of the 'diff' program,
and produces a histogram of the total number of lines that were changed.
It is useful for scanning a patch file to see which files were changed.

/usr/share/doc/diffstat/README

$Id: README,v 1.5 2001/10/11 00:23:46 tom Exp $
Readme file for DiffStat.
This program is a simple filter that reads the output of the 'diff' program,
and produces a histogram of the total number of lines that were changed. It is
useful for scanning a patch file to see which files were changed.

/usr/share/man/man1/diffstat.1.gz

DIFFSTAT(1) DIFFSTAT(1)
NAME
diffstat - make histogram from diff-output
SYNOPSIS
diffstat [options] [file-specifications]
DESCRIPTION
This program reads the output of diff and displays a his‐
togram of the insertions, deletions, and modifications per-
file. Diffstat is a program that is useful for rev
more»